{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,21]],"date-time":"2026-04-21T20:57:42Z","timestamp":1776805062643,"version":"3.51.2"},"reference-count":21,"publisher":"SLACK, Inc.","issue":"12","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Refract Surg"],"published-print":{"date-parts":[[2012,12,1]]},"abstract":"<jats:sec>\n                    <jats:title>PURPOSE:<\/jats:title>\n                    <jats:p>To evaluate functional results and corneal changes after femtosecond laser correction of presbyopia (INTRACOR, Technolas Perfect Vision GmbH) in emmetropes using a modified treatment pattern over a 12-month period.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>METHODS:<\/jats:title>\n                    <jats:p>Twenty eyes from 20 emmetropic patients were treated with a modified intrastromal INTRACOR pattern consisting of 5 central rings and 8 radial cuts in a prospective, nonrandomized, uncontrolled, open, single-center, clinical study. Refraction, visual acuity, endothelial cell density, corneal pachymetry, total corneal power, and stray light were evaluated preoperatively and 1 (except endothelial cell density and stray light), 3, 6, and 12 months postoperatively. Patients filled out a subjective questionnaire at 12 months postoperatively.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>RESULTS:<\/jats:title>\n                    <jats:p>\n                      Comparison of preoperative versus 12-month postoperative median values revealed a significant improvement in uncorrected near visual acuity (UNVA) from 0.60 (20\/80) to 0.10 logMAR (20\/25) (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      &lt;.0001) and a significant decrease in corrected distance visual acuity (CDVA) from \u22120.10 (20\/16) to 0.00 logMAR (20\/20), which equals a median loss of one line (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      =.0005). Fifteen percent of patients lost two lines of CDVA in the treated eye. Subjective spherical equivalent refraction remained unchanged at 0.00 diopters (D) (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      =.194). After INTRACOR treatment, significant corneal steepening of 1.40 D and midperipheral flattening of 0.50 D occurred (both\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      &lt;.0001). Corneal pachymetry at the thinnest point and endothelial cell density did not change significantly (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      =.829 and\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      =.058, respectively).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>CONCLUSIONS:<\/jats:title>\n                    <jats:p>After 12 months, the modified INTRACOR pattern improved UNVA in emmetropic patients without inducing a myopic shift or significant changes in endothelial cell density or pachymetry.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.3928\/1081597x-20121115-03","type":"journal-article","created":{"date-parts":[[2012,12,11]],"date-time":"2012-12-11T08:36:03Z","timestamp":1355214963000},"page":"872-878","source":"Crossref","is-referenced-by-count":15,"title":["Femtosecond Laser Correction of Presbyopia (INTRACOR) in Emmetropes Using a Modified Pattern"],"prefix":"10.3928","volume":"28","author":[{"given":"Bettina C.","family":"Thomas","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anna","family":"Fitting","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Gerd U.","family":"Auffarth","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mike P.","family":"Holzer","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"2308","reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.3928\/1081597X-20090917-05"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.3928\/1081597X-20090917-06"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.3928\/1081597X-20120203-01"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcrs.2011.11.051"},{"key":"e_1_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1167\/iovs.03-0878"},{"key":"e_1_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0042-6989(01)00079-7"},{"issue":"2","key":"e_1_3_2_8_2","first-page":"125","article-title":"Major review: ocular sighting dominance: a review and a study of athletic proficiency and eye-hand dominance in a collegiate baseball team","volume":"13","author":"Portal JM","year":"1998","unstructured":"Portal JM, Romano PE. 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